The Best Insulation Contractors in Arlington, VA

Compare the highest-rated insulation professionals in Arlington, Virginia. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Koala Insulation of Northern Virginia

4.8
(180 reviews)
Verified

A highly-rated, modern insulation company known for its transparent quoting process and educational approach. They emphasize using the right type of insulation for each specific application rather than a one-size-fits-all solution. Their expertise in both new installations and replacement projects makes them a top choice.

8417 Old Course Dr, Suite 101, Springfield, VA 22152

Specialties & Features

Blown-in insulation
Spray foam insulation
Insulation removal and replacement

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

Attic Crew

4.7
(250 reviews)
Verified

As the name implies, this company has a strong specialization in attic services but offers comprehensive insulation solutions for the entire home. They are frequently praised for their professionalism, cleanliness, and effectiveness in improving home comfort and reducing energy bills. They have a significant number of reviews specifically from Arlington residents.

5249 Duke St, Suite 225, Alexandria, VA 22304

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Energy efficiency audits

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Supreme Insulation Inc.

4.6
(90 reviews)
Verified

A well-established local contractor with a long history of serving Northern Virginia. They have built a strong reputation for quality workmanship and expertise in handling complex projects, including basement and crawl space encapsulation alongside standard insulation services. Their longevity speaks to their reliability and customer satisfaction.

2895 Amy St, Falls Church, VA 22042

Specialties & Features

Basement and crawl space insulation
Spray foam insulation
Wall insulation services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Arlington

** The insulation market in Arlington, Virginia, is robust and service-oriented, driven by a mix of older housing stock (including many pre-1950s homes with poor original insulation) and a highly educated, environmentally-conscious population seeking to reduce energy costs. The competition level is high, which generally benefits consumers through competitive pricing and a focus on customer service. The average quality of providers is above the national average, with many companies holding certifications from building performance institutes like BPI (Building Performance Institute) and being accredited by the BBB. A significant trend is the bundling of insulation services with comprehensive air sealing and energy audits to maximize home performance. **Typical Pricing:** Pricing in Arlington is at a premium compared to national averages due to higher labor and material costs. * **Blown-In Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Open Cell):** $1.00 - $1.50 per board foot * **Spray Foam Insulation (Closed Cell):** $1.25 - $2.00 per board foot * **Wall Insulation (Blown-In):** $1,000 - $3,500 per wall * **Energy Audit:** $300 - $600 Many providers are also well-versed in local utility rebate programs (e.g., from Dominion Energy) and federal tax credits, which can significantly offset the cost of upgrades for homeowners.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Arlington regulations and climate

Frequently Asked Questions About Insulation in Arlington

Get answers to common questions about insulation services in Arlington, Virginia.

1What is the recommended insulation level (R-Value) for attics in Arlington, VA homes?

For Arlington's humid subtropical climate with hot summers and cold winters, the U.S. Department of Energy recommends attic insulation levels of R-49 to R-60. This high R-Value is crucial for maintaining energy efficiency year-round, combating both summer heat gain and winter heat loss. Many older Arlington homes, especially mid-century ramblers and colonials, are under-insulated and upgrading to this level can significantly reduce heating and cooling costs.

2Are there any local rebates or incentives in Arlington for upgrading my home's insulation?

Yes, Arlington homeowners should first check for rebates from Dominion Energy, the local utility provider, which often offers incentives for attic and wall insulation. Additionally, the federal Inflation Reduction Act (IRA) provides tax credits for qualified insulation improvements. It's also wise to check with the Virginia Department of Energy, as state-level programs sometimes complement these offers, improving the overall return on investment.

3How does Arlington's climate and older housing stock affect common insulation concerns like moisture and air sealing?

Arlington's high humidity, particularly in summer, makes proper air sealing and vapor control paramount to prevent mold and moisture damage within wall cavities. In many historic or older Arlington homes, adding insulation without first addressing air leaks from old windows, doors, and foundations can trap moisture. A professional assessment should always include a blower door test to identify leaks, ensuring new insulation works effectively and doesn't create new problems.

4What should I look for when choosing an insulation contractor in Arlington?

Always verify the contractor is licensed through the Virginia Department of Professional and Occupational Regulation (DPOR) and carries proper insurance. Look for local companies with extensive experience in Arlington's specific home styles and ask for references from recent projects. A reputable provider should perform a detailed energy audit, explain local code compliance (including the Virginia Uniform Statewide Building Code), and provide a clear, written contract outlining materials, R-Values, and scope.

5What is the best time of year to install insulation in my Arlington home, and how disruptive is the process?

Insulation can be installed year-round, but fall and spring offer mild weather, making it ideal for attic work and ensuring contractors are readily available. The process is typically minimally disruptive; attic projects are done from the outside or via access panels, while wall insulation (like dense-pack cellulose or injection foam) involves small exterior holes that are neatly patched. Scheduling outside of extreme temperatures also allows for proper curing of certain materials like spray foam.